Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 12:57

General

  • Target
    2024-06-02_9038eba5bd7b574f7df2ee28619883b2_cobalt-strike_cobaltstrike.exe
  • Size 5.2MB
  • Sample240602-p69scach6w
  • SHA256 02a81b942a6ff505d51a8739cb492fb63afc67fdc1754c8861a90ca4b38c5e3a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cobaltstrike

Botnet
  • 0

C2
  • http://ns7.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http://ns8.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http://ns9.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

Attributes
  • access_type

    512

  • beacon_type

    256

  • create_remote_thread

    768

  • crypto_scheme

    256

  • host

    ns7.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns8.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns9.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAUSG9zdDogd3d3LmFtYXpvbi5jb20AAAAHAAAAAAAAAAMAAAACAAAADnNlc3Npb24tdG9rZW49AAAAAgAAAAxza2luPW5vc2tpbjsAAAABAAAALGNzbS1oaXQ9cy0yNEtVMTFCQjgyUlpTWUdKM0JES3wxNDE5ODk5MDEyOTk2AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAWQ29udGVudC1UeXBlOiB0ZXh0L3htbAAAAAoAAAAgWC1SZXF1ZXN0ZWQtV2l0aDogWE1MSHR0cFJlcXVlc3QAAAAKAAAAFEhvc3Q6IHd3dy5hbWF6b24uY29tAAAACQAAAApzej0xNjB4NjAwAAAACQAAABFvZT1vZT1JU08tODg1OS0xOwAAAAcAAAAAAAAABQAAAAJzbgAAAAkAAAAGcz0zNzE3AAAACQAAACJkY19yZWY9aHR0cCUzQSUyRiUyRnd3dy5hbWF6b24uY29tAAAABwAAAAEAAAADAAAABAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • pipe_name

    \\%s\pipe\msagent_%x

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDI579oVVII0cYncGonU6vTWyFhqmq8w5QwvI8qsoWeV68Ngy+MjNPX2crcSVVWKQ3j09FII28KTmoE1XFVjEXF3WytRSlDe1OKfOAHX3XYkS9LcUAy0eRl2h4a73hrg1ir/rpisNT6hHtYaK3tmH8DgW/n1XfTfbWk1MZ7cXQHWQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /N4215/adj/amzn.us.sr.aps

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko

  • watermark

    0

Signatures

  • Cobalt Strike reflective loader 21 IoCs

    Detects the reflective loader used by Cobalt Strike.

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Detects Reflective DLL injection artifacts 21 IoCs
  • UPX dump on OEP (original entry point) 64 IoCs
  • XMRig Miner payload 46 IoCs
  • Executes dropped EXE 21 IoCs
  • UPX packed file 64 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-02_9038eba5bd7b574f7df2ee28619883b2_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-02_9038eba5bd7b574f7df2ee28619883b2_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:940
    • C:\Windows\System\uJSbnDI.exe
      C:\Windows\System\uJSbnDI.exe
      2⤵
      • Executes dropped EXE
      PID:2940
    • C:\Windows\System\NFbkZwe.exe
      C:\Windows\System\NFbkZwe.exe
      2⤵
      • Executes dropped EXE
      PID:3948
    • C:\Windows\System\KXauMPZ.exe
      C:\Windows\System\KXauMPZ.exe
      2⤵
      • Executes dropped EXE
      PID:960
    • C:\Windows\System\IONoMKh.exe
      C:\Windows\System\IONoMKh.exe
      2⤵
      • Executes dropped EXE
      PID:1176
    • C:\Windows\System\uCdBWRl.exe
      C:\Windows\System\uCdBWRl.exe
      2⤵
      • Executes dropped EXE
      PID:4528
    • C:\Windows\System\bsKWLZb.exe
      C:\Windows\System\bsKWLZb.exe
      2⤵
      • Executes dropped EXE
      PID:4100
    • C:\Windows\System\SaHjKVh.exe
      C:\Windows\System\SaHjKVh.exe
      2⤵
      • Executes dropped EXE
      PID:1912
    • C:\Windows\System\ZxlpmBX.exe
      C:\Windows\System\ZxlpmBX.exe
      2⤵
      • Executes dropped EXE
      PID:4788
    • C:\Windows\System\JaYWifP.exe
      C:\Windows\System\JaYWifP.exe
      2⤵
      • Executes dropped EXE
      PID:3112
    • C:\Windows\System\RaulYYg.exe
      C:\Windows\System\RaulYYg.exe
      2⤵
      • Executes dropped EXE
      PID:408
    • C:\Windows\System\kxbjwJM.exe
      C:\Windows\System\kxbjwJM.exe
      2⤵
      • Executes dropped EXE
      PID:3984
    • C:\Windows\System\HtaXXLt.exe
      C:\Windows\System\HtaXXLt.exe
      2⤵
      • Executes dropped EXE
      PID:880
    • C:\Windows\System\aabwBIa.exe
      C:\Windows\System\aabwBIa.exe
      2⤵
      • Executes dropped EXE
      PID:4844
    • C:\Windows\System\EvnTxJw.exe
      C:\Windows\System\EvnTxJw.exe
      2⤵
      • Executes dropped EXE
      PID:3756
    • C:\Windows\System\qaZTfpD.exe
      C:\Windows\System\qaZTfpD.exe
      2⤵
      • Executes dropped EXE
      PID:3900
    • C:\Windows\System\iskJxNA.exe
      C:\Windows\System\iskJxNA.exe
      2⤵
      • Executes dropped EXE
      PID:2872
    • C:\Windows\System\MEYqRil.exe
      C:\Windows\System\MEYqRil.exe
      2⤵
      • Executes dropped EXE
      PID:4252
    • C:\Windows\System\BhpTsqE.exe
      C:\Windows\System\BhpTsqE.exe
      2⤵
      • Executes dropped EXE
      PID:1480
    • C:\Windows\System\VqMzxiL.exe
      C:\Windows\System\VqMzxiL.exe
      2⤵
      • Executes dropped EXE
      PID:4400
    • C:\Windows\System\yJnghGz.exe
      C:\Windows\System\yJnghGz.exe
      2⤵
      • Executes dropped EXE
      PID:4016
    • C:\Windows\System\yfkWNxq.exe
      C:\Windows\System\yfkWNxq.exe
      2⤵
      • Executes dropped EXE
      PID:4432

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        BhpTsqE.exe

        • Path C:\Windows\System\BhpTsqE.exe
        • Size 5.2MB
        • SHA256 07b5ddbf4bad2d8c06e30dd5c5362a91c9a08ef29d331c31b64a6902b37a785b
        • MD5 SHA1 SHA512 SSDEEP

        EvnTxJw.exe

        • Path C:\Windows\System\EvnTxJw.exe
        • Size 5.2MB
        • SHA256 a75d87bede02fd2a26fe4d42b2d18767004a49cb097ba8db8c71386aa20a924d
        • MD5 SHA1 SHA512 SSDEEP

        HtaXXLt.exe

        • Path C:\Windows\System\HtaXXLt.exe
        • Size 5.2MB
        • SHA256 4fd5c4beeacf939d45cd42e53517d6f9e0aebf3e84180fc8c01154d7eeb4479d
        • MD5 SHA1 SHA512 SSDEEP

        IONoMKh.exe

        • Path C:\Windows\System\IONoMKh.exe
        • Size 5.2MB
        • SHA256 2a1988bab3a7ae4e659cf13648d0cd51ed438e73c9ad61b7615b35214cdb91ae
        • MD5 SHA1 SHA512 SSDEEP

        JaYWifP.exe

        • Path C:\Windows\System\JaYWifP.exe
        • Size 5.2MB
        • SHA256 8a01fa34e69a810dd09e7111d98e9cfb987b5351d0df49726e577e9ecca94c40
        • MD5 SHA1 SHA512 SSDEEP

        KXauMPZ.exe

        • Path C:\Windows\System\KXauMPZ.exe
        • Size 5.2MB
        • SHA256 e70ce8232d3e4fb0ff5ecad0967871d01a93934a9c43d0bd712337a70acd8a09
        • MD5 SHA1 SHA512 SSDEEP

        MEYqRil.exe

        • Path C:\Windows\System\MEYqRil.exe
        • Size 5.2MB
        • SHA256 5329186ca810ba736ce460b4fc0959949ce30c8bc505780414943d7f62a79cfb
        • MD5 SHA1 SHA512 SSDEEP

        NFbkZwe.exe

        • Path C:\Windows\System\NFbkZwe.exe
        • Size 5.2MB
        • SHA256 09e38a429538a608da4710905be39c5b6dde1bf88dceac65a163a1e1276e976b
        • MD5 SHA1 SHA512 SSDEEP

        RaulYYg.exe

        • Path C:\Windows\System\RaulYYg.exe
        • Size 5.2MB
        • SHA256 61cd1e7eb555e2c1128296b170e0a4eb120c894922879440afd53c5b181bb382
        • MD5 SHA1 SHA512 SSDEEP

        SaHjKVh.exe

        • Path C:\Windows\System\SaHjKVh.exe
        • Size 5.2MB
        • SHA256 50e7bb17ad2c9c8c1171026f17bfc8367b122296e39dce0b22444da325575e34
        • MD5 SHA1 SHA512 SSDEEP

        VqMzxiL.exe

        • Path C:\Windows\System\VqMzxiL.exe
        • Size 5.2MB
        • SHA256 386653e29d5b8be6b2568063272053d1fc2b2ab5b146679c6774e9eef928b0f2
        • MD5 SHA1 SHA512 SSDEEP

        ZxlpmBX.exe

        • Path C:\Windows\System\ZxlpmBX.exe
        • Size 5.2MB
        • SHA256 94732da5cd13a9abe966d5d6bb3c58f41653eb2df04334b8b95e2fe233a8022f
        • MD5 SHA1 SHA512 SSDEEP

        aabwBIa.exe

        • Path C:\Windows\System\aabwBIa.exe
        • Size 5.2MB
        • SHA256 357e8412f9d44ba1745018d6caf686249b889faecbf612eae0513a67f638fd20
        • MD5 SHA1 SHA512 SSDEEP

        bsKWLZb.exe

        • Path C:\Windows\System\bsKWLZb.exe
        • Size 5.2MB
        • SHA256 250834bf7086fa5de12eca9c4a999f2385343884a62dcdc7e211391624aeff92
        • MD5 SHA1 SHA512 SSDEEP

        iskJxNA.exe

        • Path C:\Windows\System\iskJxNA.exe
        • Size 5.2MB
        • SHA256 88c1325c3c90b48be1ecb7ade8a2520266a2bdad237f35e6a6689cc7e4fe41b0
        • MD5 SHA1 SHA512 SSDEEP

        kxbjwJM.exe

        • Path C:\Windows\System\kxbjwJM.exe
        • Size 5.2MB
        • SHA256 1bf64c663f99c437db87b3245275da53bbc0302cc263b7c14e6358bdd92f08c2
        • MD5 SHA1 SHA512 SSDEEP

        qaZTfpD.exe

        • Path C:\Windows\System\qaZTfpD.exe
        • Size 5.2MB
        • SHA256 4fe38faac42604e4c3af83208391d876ad99b7406525e1acafd26ca371492861
        • MD5 SHA1 SHA512 SSDEEP

        uCdBWRl.exe

        • Path C:\Windows\System\uCdBWRl.exe
        • Size 5.2MB
        • SHA256 a263dff1b625d0bbda787a48ef422f96fbb2d7f3b2e5631a99e922e3e1ca1d21
        • MD5 SHA1 SHA512 SSDEEP

        uJSbnDI.exe

        • Path C:\Windows\System\uJSbnDI.exe
        • Size 5.2MB
        • SHA256 63ef177e4d9c019f90063579fb6b101c405ca16a80e4c056a0f412ef113c8242
        • MD5 SHA1 SHA512 SSDEEP

        yJnghGz.exe

        • Path C:\Windows\System\yJnghGz.exe
        • Size 5.2MB
        • SHA256 1b8e19956d49a5964f4c7be5a5c832a51064e43ad8428f2bd97077449cf36e06
        • MD5 SHA1 SHA512 SSDEEP

        yfkWNxq.exe

        • Path C:\Windows\System\yfkWNxq.exe
        • Size 5.2MB
        • SHA256 229c62efc8fdd69a1da64943174cce5ba60d0461f4be6246d26699f3b9e44ece
        • MD5 SHA1 SHA512 SSDEEP

        memory/408-140-0x00007FF708A20000-0x00007FF708D71000-memory.dmp

        memory/408-221-0x00007FF708A20000-0x00007FF708D71000-memory.dmp

        memory/408-67-0x00007FF708A20000-0x00007FF708D71000-memory.dmp

        memory/880-74-0x00007FF65A9E0000-0x00007FF65AD31000-memory.dmp

        memory/880-231-0x00007FF65A9E0000-0x00007FF65AD31000-memory.dmp

        memory/880-142-0x00007FF65A9E0000-0x00007FF65AD31000-memory.dmp

        memory/940-110-0x00007FF65D500000-0x00007FF65D851000-memory.dmp

        memory/940-169-0x00007FF65D500000-0x00007FF65D851000-memory.dmp

        memory/940-0-0x00007FF65D500000-0x00007FF65D851000-memory.dmp

        memory/940-147-0x00007FF65D500000-0x00007FF65D851000-memory.dmp

        memory/940-1-0x0000015FC5E70000-0x0000015FC5E80000-memory.dmp

        memory/960-210-0x00007FF6FECE0000-0x00007FF6FF031000-memory.dmp

        memory/960-112-0x00007FF6FECE0000-0x00007FF6FF031000-memory.dmp

        memory/960-29-0x00007FF6FECE0000-0x00007FF6FF031000-memory.dmp

        memory/1176-121-0x00007FF6ACD80000-0x00007FF6AD0D1000-memory.dmp

        memory/1176-21-0x00007FF6ACD80000-0x00007FF6AD0D1000-memory.dmp

        memory/1176-211-0x00007FF6ACD80000-0x00007FF6AD0D1000-memory.dmp

        memory/1480-241-0x00007FF6CBB50000-0x00007FF6CBEA1000-memory.dmp

        memory/1480-156-0x00007FF6CBB50000-0x00007FF6CBEA1000-memory.dmp

        memory/1480-124-0x00007FF6CBB50000-0x00007FF6CBEA1000-memory.dmp

        memory/1912-217-0x00007FF787490000-0x00007FF7877E1000-memory.dmp

        memory/1912-136-0x00007FF787490000-0x00007FF7877E1000-memory.dmp

        memory/1912-46-0x00007FF787490000-0x00007FF7877E1000-memory.dmp

        memory/2872-146-0x00007FF7A1CA0000-0x00007FF7A1FF1000-memory.dmp

        memory/2872-91-0x00007FF7A1CA0000-0x00007FF7A1FF1000-memory.dmp

        memory/2872-233-0x00007FF7A1CA0000-0x00007FF7A1FF1000-memory.dmp

        memory/2940-111-0x00007FF692B60000-0x00007FF692EB1000-memory.dmp

        memory/2940-6-0x00007FF692B60000-0x00007FF692EB1000-memory.dmp

        memory/2940-205-0x00007FF692B60000-0x00007FF692EB1000-memory.dmp

        memory/3112-223-0x00007FF6E9680000-0x00007FF6E99D1000-memory.dmp

        memory/3112-57-0x00007FF6E9680000-0x00007FF6E99D1000-memory.dmp

        memory/3112-139-0x00007FF6E9680000-0x00007FF6E99D1000-memory.dmp

        memory/3756-227-0x00007FF7CEEF0000-0x00007FF7CF241000-memory.dmp

        memory/3756-93-0x00007FF7CEEF0000-0x00007FF7CF241000-memory.dmp

        memory/3900-145-0x00007FF738480000-0x00007FF7387D1000-memory.dmp

        memory/3900-235-0x00007FF738480000-0x00007FF7387D1000-memory.dmp

        memory/3900-90-0x00007FF738480000-0x00007FF7387D1000-memory.dmp

        memory/3948-109-0x00007FF722130000-0x00007FF722481000-memory.dmp

        memory/3948-207-0x00007FF722130000-0x00007FF722481000-memory.dmp

        memory/3948-16-0x00007FF722130000-0x00007FF722481000-memory.dmp

        memory/3984-225-0x00007FF6E4A00000-0x00007FF6E4D51000-memory.dmp

        memory/3984-92-0x00007FF6E4A00000-0x00007FF6E4D51000-memory.dmp

        memory/4016-158-0x00007FF768BD0000-0x00007FF768F21000-memory.dmp

        memory/4016-134-0x00007FF768BD0000-0x00007FF768F21000-memory.dmp

        memory/4016-243-0x00007FF768BD0000-0x00007FF768F21000-memory.dmp

        memory/4100-215-0x00007FF6F3F50000-0x00007FF6F42A1000-memory.dmp

        memory/4100-38-0x00007FF6F3F50000-0x00007FF6F42A1000-memory.dmp

        memory/4252-237-0x00007FF67FFA0000-0x00007FF6802F1000-memory.dmp

        memory/4252-123-0x00007FF67FFA0000-0x00007FF6802F1000-memory.dmp

        memory/4400-239-0x00007FF72E150000-0x00007FF72E4A1000-memory.dmp

        memory/4400-127-0x00007FF72E150000-0x00007FF72E4A1000-memory.dmp

        memory/4432-137-0x00007FF6CD3E0000-0x00007FF6CD731000-memory.dmp

        memory/4432-245-0x00007FF6CD3E0000-0x00007FF6CD731000-memory.dmp

        memory/4528-34-0x00007FF7558C0000-0x00007FF755C11000-memory.dmp

        memory/4528-214-0x00007FF7558C0000-0x00007FF755C11000-memory.dmp

        memory/4788-50-0x00007FF7C11B0000-0x00007FF7C1501000-memory.dmp

        memory/4788-219-0x00007FF7C11B0000-0x00007FF7C1501000-memory.dmp

        memory/4788-138-0x00007FF7C11B0000-0x00007FF7C1501000-memory.dmp

        memory/4844-229-0x00007FF77F950000-0x00007FF77FCA1000-memory.dmp

        memory/4844-89-0x00007FF77F950000-0x00007FF77FCA1000-memory.dmp